OOIR: Observatory of International Research

Papers

(The median citation count of Topics in Current Chemistry is 13. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Enantioselective Allylic C–H Bond Oxidation of Olefins Using Copper Complexes of Chiral Oxazoline Based Ligands	179
Solar-Driven Photocatalytic Films: Synthesis Approaches, Factors Affecting Environmental Activity, and Characterization Features	160
Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	71
Multicomponent Reactions Using C,N-Binucleophilic Nature of Aminopyrazoles: Construction of Pyrazole-Fused Heterocycles	66
Sonochemical Protocols for Heterocyclic Synthesis: A Representative Review	64
Plasmonic Hybrid Nanostructures in Photocatalysis: Structures, Mechanisms, and Applications	59
Palladium N-Heterocyclic Carbene-Catalyzed Aminations: An Outline	57
Bioorthogonal Chemistry in Cellular Organelles	56
Construction of 1,4-Dihydropyridines: The Evolution of C4 Source	46
Photo-activatable Reagents for Bioorthogonal Ligation Reactions	44
Correction to: Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	42
Recent Advances in Semiconductor Heterojunctions and Z-Schemes for Photocatalytic Hydrogen Generation	40
Recent Progress in Fragmentation of Katritzky Salts Enabling Formation of C–C, C–B, and C–S Bonds	39
Strategies Toward the Catalyst-Free α-C–H Functionalizations of Tertiary Amines	38
Recent Advances in Bioorthogonal Ligation and Bioconjugation	38
Review on Amphiphilic Ionic Liquids as New Surfactants: From Fundamentals to Applications	35
Vision on Synthetic and Medicinal Facets of 1,2,4-Triazolo[3,4-b][1,3,4]thiadiazine Scaffold	35
Total RNA Synthesis and its Covalent Labeling Innovation	35
Promising Nitrogen-Doped Graphene Derivatives; A Case Study for Preparations, Fabrication Mechanisms, and Applications in Perovskite Solar Cells	34
Methods for Direct Reductive N-Methylation of Nitro Compounds	33
Ensemble Density Functional Theory of Neutral and Charged Excitations	32
The Repurposed ACE2 Inhibitors: SARS-CoV-2 Entry Blockers of Covid-19	31
Photocatalytic Reforming of Biomass: What Role Will the Technology Play in Future Energy Systems	30
Bioorthogonal Reactions in Bioimaging	28
Proton Conductive Lanthanide-Based Metal–Organic Frameworks: Synthesis Strategies, Structural Features, and Recent Progress	28

Research Progress and Application of Bioorthogonal Reactions in Biomolecular Analysis and Disease Diagnosis	28
Synthetic Approaches, Biological Activities, and Structure–Activity Relationship of Pyrazolines and Related Derivatives	27
Progress of Metal Nanomaterial Controllable Preparation by Photoreduction	26
Metal-Free Catalysis in C–C Single-Bond Cleavage: Achievements and Prospects	25
Electron and Energy Transfer Mechanisms: The Double Nature of TiO2 Heterogeneous Photocatalysis	23
Water-Soluble Carbon Monoxide-Releasing Molecules (CORMs)	21
NAST: Nonadiabatic Statistical Theory Package for Predicting Kinetics of Spin-Dependent Processes	21
In Situ TEM under Optical Excitation for Catalysis Research	21
Recent Advances in the Application of P(III)-Nucleophiles to Create New P−C Bonds through Michaelis–Arbuzov-Type Rearrangement	20
Recent Trends in Photocatalytic Enantioselective Reactions	19
Pt(IV) Complexes in the Search for Novel Platinum Prodrugs with Promising Activity	19
Current Synthetic Approaches to the Synthesis of Carbasugars from Non-Carbohydrate Sources	18
Recent Trends in the Design, Synthesis, Spectroscopic Behavior, and Applications of Benzazole-Based Molecules with Solid-State Luminescence Enhancement Properties	16
The Intramolecular Povarov Tool in the Construction of Fused Nitrogen-Containing Heterocycles	16
Recent Progress in Phenoxazine-Based Thermally Activated Delayed Fluorescent Compounds and Their Full-Color Organic Light-Emitting Diodes	16
Emergence of 2-Pyrone and Its Derivatives, from Synthesis to Biological Perspective: An Overview and Current Status	16
Critical Analysis of Hydrogen Production by Aqueous Methanol Sonolysis	16
Photothermal Catalytic CO2 Conversion: Beyond Catalysis and Photocatalysis	16
In situ and Operando Spectroscopies in Photocatalysis: Powerful Techniques for a Better Understanding of the Performance and the Reaction Mechanism	15
Functionalized Triazines and Tetrazines: Synthesis and Applications	15
Phosphorescent Ir(III) Complexes for Biolabeling and Biosensing	14
Structure-Based Drug Design of RdRp Inhibitors against SARS-CoV-2	14
Photon Upconversion Systems Based on Triplet–Triplet Annihilation as Photosensitizers for Chemical Transformations	14
Conjugates of Tetrapyrrolic Macrocycles as Potential Anticancer Target-Oriented Photosensitizers	14
Organic-Molecule-Based Fluorescent Chemosensor for Nerve Agents and Organophosphorus Pesticides	14
Unlocking Diversity: From Simple to Cutting-Edge Synthetic Methodologies of Bis(indolyl)methanes	14
Recent Advances in MXene Quantum Dots: A Platform with Unique Properties for General-Purpose Functional Materials with Novel Biomedical Applications	14
Alginate-Based Smart Materials and Their Application: Recent Advances and Perspectives	13
Laser-Induced Transfer of Functional Materials	13
Greener Syntheses of Coumarin Derivatives Using Magnetic Nanocatalysts: Recent Advances	13
Technological Advances in Remote Collaborations	13
Nitrogen-Containing Heterocyclic Compounds Obtained from Monoterpenes or Their Derivatives: Synthesis and Properties	13
Recent Progress on Photocatalytic Synthesis of Ester Derivatives and Reaction Mechanisms	13
Single-Atoms on Covalent or Metal–Organic Frameworks: Current Findings and Perspectives for Pollutants Abatement, Hydrogen Evolution, and Reduction of CO2	13